Bearing-adjusting means



July 8, 1930.

A. DIEZMANN BEARING ADJUSTING MEANS Filed Oct. 9, 1929 8 a. y W v w H 6 6 Ii 4 2 a no 4 gl, ppa a .1. m L. M s

spacing ring 11. The parts thus far debearing rings, inner and outer adjusting Patented July 8, 1930 i I UNITED STATES PATENT OFFICE ARNO DIEZMANN, OF ERLAU, GERMANY BEARING-ADJUSTING MEANS application filed October 9, 1929, Serial No. 398,542,- and in Germany. February 22, 1928.

The object of the present invention is to screw 8, threaded in the housing for holding provide means for accurately adjusting the the shaft 16 in operative relation. bearing surfaces of roller bearings, whereby \Vhen the parts are assembled as shown to take up wear. in the drawing, and it is desired to take up The invention also comprehends improvewear of the bearings, the shaft 16 is rotated 55 ments in the details of construction and arand through the intermeshing of the worm rangement of parts to be hereinafter deand worm gear, the outer adjusting ring 4 scribed and pointed out in the claim. is rotated. Through the screw threads 4 In the accompanying drawing: and 5 between the inner adjusting ring 4 Fig. 1 illustrates a detail cross section of and outer adjusting ring 5, when the outer 61) the improved bearing adjusting mechanism adjusting ring 41s rotated, the two adjuston the line 11 of Fig. 2. ing rings 4 and 5v are inoved in opposite Fig. 2 is a similar detail section on the line directions to impinge against and conse- 22 of Fig. 1. quently adjust the two outer bearing rings 1 indicates a shaft having mounted there- 12-12 and thus take up any wear.

on gears 1 for transmitting motion. to or :hat I claim is: from said shaft. Secured on the shaft 1 be- In combination, a bearing comprising two tween the gears and a collar 1*, are two bearsets of spacedapart inner and outer bearing ing rlngs 9 and 10, and between same is a rings and rollers interposed bet-ween s a1d scribed are clamped 011 the shaft against the rings having fine threaded-engagement one collar 1 by a clamping device indicated at 2. with the other, said adjusting rings being The peripheries of the two bearing rings mounted intermediate the respective outer 9 and 10 are inclined toward each other to hearing rings of the bearing, the outer ad: 25 form bearing surfaces for anti-friction ro11- justing ring having a projection to bear ers 15. These rollers bear on the peripheries against Onev 0f t Outer a ng gs, the of outer bearing rings 122-12 which incline inner adjusting ring having a flange extenin opposite. directions as clearly shown i sion to overlie the edge of the outer adjust- Fig.1- The Outer bearing rings fit within a ing ring and bear against the other outer 30 housing 3 and are ada t d t b dj tabl bearing ring, the outer surface of the outer toward and away from each other by means adjusti g ing eing formed with a w rm now to be described gear and being otherwise free of connection In the space formed betwe th b i with the parts of the bearing, a transverse rings 9, 10 and 12, is an inner adjusting i g shaft mounted for rotation in a fixed part of 5, formed at one end with a flan whi h the bearing and accessible from beyond the abuts against the bearing ring '12, Th end of the bearing, and a worm on the transinner adjusting ring 5 is provided with fine Verse shaft to g ge the-Worm g ar 011 the threads, indicated at 5 which intermesh v0111561 dj i g r g he e y through the with similar threads 4* on an outer adjustfi h d conflect'ion between the f l 40 ing ring 4. One edge of the outer adjusting mugs 91 g are moved relatlve t0 ring 4 abuts against the adjacent outer bear-. E h movement of outer a ing ring 12, while on the periphery of said rmg m n to the operatlon of sald outer ad'ustin rin is formed a worm ear 45 4. Molinted tIi e housing 3 is a trinsg Gergmany slgned the 25th day of 95 verse shaft 16, on which is mounted a. worm ep em 19 ARNO DIEZMANN 6, which engages the worm gear. The outer end of the shaft is provided with a knurled head 7, and said shaft is further provided 50 with an annular recess 17, which receives a 

